diff options
| author | Zhaoyang Liu <liuzy@marvell.com> | 2015-09-18 06:32:17 -0700 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-09-29 10:47:48 +0300 |
| commit | 7e4e5d2cd0817b91eb07c7abe297012bf76616ea (patch) | |
| tree | c0e0983d3d397d4c3630f7167b3ebc05bdd3fec6 /drivers/net/wireless/mwifiex/usb.c | |
| parent | 308fe29ef24394e4db66d80c7a23e3e5640aca74 (diff) | |
mwifiex: add usb multi endpoints resync support
This patch add support for usb multi endpoints resync.
Once multi channel event is received from firmware,
update usb_mc_setp flag to block TX data until setup is over.
And available data endpoint will be attached to BSS interface.
Signed-off-by: Zhaoyang Liu <liuzy@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/mwifiex/usb.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/usb.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c index df7e7df54a12..78ad857f20ea 100644 --- a/drivers/net/wireless/mwifiex/usb.c +++ b/drivers/net/wireless/mwifiex/usb.c @@ -290,6 +290,9 @@ static void mwifiex_usb_tx_complete(struct urb *urb) urb->status ? -1 : 0); } + if (card->mc_resync_flag) + mwifiex_multi_chan_resync(adapter); + mwifiex_queue_main_work(adapter); return; @@ -671,6 +674,10 @@ static int mwifiex_usb_tx_init(struct mwifiex_adapter *adapter) if (!port->tx_data_ep) continue; port->tx_data_ix = 0; + if (port->tx_data_ep == MWIFIEX_USB_EP_DATA) + port->block_status = false; + else + port->block_status = true; for (j = 0; j < MWIFIEX_TX_DATA_URB; j++) { port->tx_data_list[j].adapter = adapter; port->tx_data_list[j].ep = port->tx_data_ep; @@ -769,6 +776,53 @@ static int mwifiex_read_data_sync(struct mwifiex_adapter *adapter, u8 *pbuf, return ret; } +static void mwifiex_usb_port_resync(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = adapter->card; + u8 active_port = MWIFIEX_USB_EP_DATA; + struct mwifiex_private *priv = NULL; + int i; + + if (adapter->usb_mc_status) { + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (!priv) + continue; + if ((priv->bss_role == MWIFIEX_BSS_ROLE_UAP && + !priv->bss_started) || + (priv->bss_role == MWIFIEX_BSS_ROLE_STA && + !priv->media_connected)) + priv->usb_port = MWIFIEX_USB_EP_DATA; + } + for (i = 0; i < MWIFIEX_TX_DATA_PORT; i++) + card->port[i].block_status = false; + } else { + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (!priv) + continue; + if ((priv->bss_role == MWIFIEX_BSS_ROLE_UAP && + priv->bss_started) || + (priv->bss_role == MWIFIEX_BSS_ROLE_STA && + priv->media_connected)) { + active_port = priv->usb_port; + break; + } + } + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (priv) + priv->usb_port = active_port; + } + for (i = 0; i < MWIFIEX_TX_DATA_PORT; i++) { + if (active_port == card->port[i].tx_data_ep) + card->port[i].block_status = false; + else + card->port[i].block_status = true; + } + } +} + /* This function write a command/data packet to card. */ static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep, struct sk_buff *skb, @@ -903,6 +957,7 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter) } adapter->usb_mc_status = false; + adapter->usb_mc_setup = false; return 0; } @@ -1133,6 +1188,7 @@ static struct mwifiex_if_ops usb_ops = { .event_complete = mwifiex_usb_cmd_event_complete, .host_to_card = mwifiex_usb_host_to_card, .submit_rem_rx_urbs = mwifiex_usb_submit_rem_rx_urbs, + .multi_port_resync = mwifiex_usb_port_resync, }; /* This function initializes the USB driver module. |